California Code, Civil Code - CIV § 8486

(a) On the filing of a petition for a release order, the clerk shall set a hearing date. The date shall be not more than 30 days after the filing of the petition. The court may continue the hearing only on a showing of good cause, but in any event the court shall rule and make any necessary orders on the petition not later than 60 days after the filing of the petition.

(b) The petitioner shall serve a copy of the petition and a notice of hearing on the claimant at least 15 days before the hearing. Service shall be made in the same manner as service of summons, or by certified or registered mail, postage prepaid, return receipt requested, addressed to the claimant as provided in Section 8108.

(c) Notwithstanding Section 8116, when service is made by mail, service is complete on the fifth day following deposit of the petition and notice in the mail.